For some people, too much alcohol will affect their sex performance. Try drink less next time, unless you indeed enjoy alcohol more than sex.
Don't expect sauna service from a K girl, and not every K girl provide blow job. If blow job is important to you, please specify this requirement when you are choosing girl. So far as I know, only a very small fraction of the K girls in CP are willing to provide blow job.
If you expect "services", sauna is always a better choice. Next time you may consider to dismiss the K girl and go to sauna afterwards. Many people now play in this way.
In order to get a better feel, you may consider to develop a better relationship with the girl first. Treat her as your girl friend and in turn she may treat you as her boy friend. This does not always work but do sometimes work. It is no harm treating her well.
[ 本帖最後由 sigma 於 2007-3-8 10:10 編輯 ]